DPN Topics
Building Blocks of Life Identified in Samples from Asteroid Bennu Subject: Science Section: Space Technology Why in News? NASA’s latest analysis of samples from asteroid Bennu has revealed vital chemical compounds necessary for life, reinforcing the theory that asteroids may have contributed to delivering these essential building blocks to early Earth. Background on […]
Monitoring Asteroid 2024 YR4 Sub : Sci Sec: Space sector Why in News The United Nations’ planetary defence organizations are closely tracking an asteroid, designated 2024 YR4, which has a small probability of impacting Earth on December 22, 2032. While current estimates suggest a 98.7% chance that the asteroid will pass safely, global […]
Discovery of Nearby Black Holes: Gaia’s Breakthrough Observations Sub : Sci Sec: Space sector Why in News Astronomers have discovered a massive black hole, Gaia BH3, relatively close to Earth. It is the largest known stellar-mass black hole in the Milky Way and was identified using data from the European Space Agency’s Gaia […]
Glacial Retreat in Arunachal Pradesh Sub : Geo Sec: Climatology Why in News A recent study has revealed that Arunachal Pradesh lost 110 glaciers between 1988 and 2020, with a retreat rate of 16.94 sq. km per year. This alarming trend raises concerns about glacial lake outburst floods (GLOFs) and the long-term impact […]
Supreme Court: No Reduction of Forest Land for Linear Projects Sub : Env Sec: Env legislation Why in News The Supreme Court has ruled that forest land cannot be reduced for linear projects unless compensatory afforestation land is provided. The verdict came in response to petitions challenging the 2023 amendments to the Forest […]
Musk says Trump ‘shutting down’ U.S. aid agency as Rubio claims takeover Sub : IR Sec: Int Org Context: Elon Musk, the world’s richest person and a controversial close advisor to President Donald Trump, proposed that the United States Agency for International Development (USAID) should be shut down, as part of his effort […]
Trump to cut South Africa funding over land law Sub : IR Sec: Places in news Context: U.S. President Donald Trump made the statement accusing South Africa of violating human rights through its new land expropriation law. Trump emphasized that South Africa is “confiscating land” and mistreating certain groups of people. Trump announced […]
Supreme Court Issues Notice on BPSC Chairman’s Appointment Sub: Polity Sec: National Body Context: A petition was filed in the Supreme Court challenging the appointment of Ravi Manubhai Parmar as Chairman of the Bihar Public Service Commission (BPSC). Arguments by the Petitioner Advocate Brajesh Singh, the petitioner, sought the declaration of the appointment […]
Amplifiers and Their Working Sub: Sci Sec: Msc Introduction Amplifiers have transformed various fields, including entertainment, astronomy, search and rescue, and medical diagnostics. They boost electric signals for various applications. Power amplifiers exist in multiple classes, each suited for specific uses. Microphone – A Transducer Converts sound energy into electrical signals. Different types […]
Key Takeaways from the Economic Survey 2024-25 Sub : Eco Sec : National Economy /Income Why in News? Finance Minister Nirmala Sitharaman tabled the Economic Survey 2024-25 in Parliament. It provides an overview of the Indian economy’s performance in FY24 and projections for FY25. Prepared by the Department of Economic Affairs under the […]